Diphenylamine , Phenothiazine , Antioxidant , Naphthol AS , AntiAgent BLE-Hubei Pretty Chemical Technology Co., Ltd.

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Naphthol AS-BO

PRODUCT DESCRIPTION

Product Name:	Chromophenol as-bo
Chemical name:	2-hydroxy-3-naphthoyl-1-naphthylamine
CAS No：	132-68-3
Molecular formula:	C21H15NO2
Molecular weight:	313.35
appearance:	Light beige uniform powder
Initial melting point of dry product:	≥215℃
Purity:	≥97%
Application:	Used for dyeing cotton fiber and viscose fiber.

Chromophenol is a coupling component of ice dyeing dyes, mainly used as a primer for dyeing and printing of cotton fibres and viscose fibres, but also for the preparation of fast pigment dyes and intermediates of organic dyes and pigments.